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BD88420GUL-E2 Datasheet(PDF) 4 Page - Rohm |
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BD88420GUL-E2 Datasheet(HTML) 4 Page - Rohm |
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4 / 26 page  Technical Note 4/25 BD88400GUL,BD88410GUL,BD88415GUL,BD88420GUL www.rohm.com 2011.03 – Rev. A © 2011 ROHM Co., Ltd. All rights reserved. ● Electrical characteristic curves – General Items (Reference data) Unless otherwise specified, Ta=25℃, SGND=PGND=0V, SHDNLB=SHDNRB=SVDD, C1=C2=2.2µF, Input coupling capacitor=1µF, RL=No Load * In BD88400GUL the input resister(Ri)=10kΩ, feedback resister(Rf)=10kΩ. Fig.1 Standby Current vs. Supply Voltage 0.1n 1n 10n 100n 1u 0.0 1.0 2.0 3.0 4.0 5.0 6.0 Supply Voltage [V] SHDNLB=0V SHDNRB=0V Fig.3 Stereo Operating Current vs. Supply voltage 0.0 1.0 2.0 3.0 4.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 Supply Voltage [V] SHDNLB=VDD SHDNRB=VDD * This caracteristics has hysteresis (40mV typ) by UVLO. Fig.2 Monaural Operating Current vs. Supply Voltage 0.0 1.0 2.0 3.0 4.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 Supply Voltage [V] SHDNLB=VDD SHDNRB=0V * This caracteristics has hysteresis (40mV typ) by UVLO. Fig.4 Negative Voltage vs. Supply Voltage -3 -2.5 -2 -1.5 -1 -0.5 0 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Supply Voltage [V] SHDNLB=VDD SHDNRB=VDD No Load Fig.8 PSRR vs. Frequency (VDD=3.3V) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 100 1k 10k 100k Frequency [Hz] VDD=3.3V Ripple = 100mVp-p BPF Fig.7 PSRR vs. Frequency (VDD=2.4V) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 100 1k 10k 100k Frequency [Hz] VDD=2.4V Ripple = 100mVp-p BPF Fig.9 PSRR vs. Frequency (VDD=5.5V) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 100 1k 10k 100k Frequency [Hz] VDD=5.5V Ripple = 100mVp-p BPF Fig.10 Crosstalk vs. Frequency (VDD=2.4V) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 100 1k 10k 100k Frequency [Hz] VDD=2.4V VOUT = 200mVp-p RL=32Ω BPF Fig.11 Crosstalk vs. Frequency (VDD=3.3V) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 100 1k 10k 100k Frequency [Hz] VDD=3.3V VOUT = 200mVp-p RL=32Ω BPF Fig.12 Crosstalk vs. Frequency (VDD=5.5V) -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 10 100 1k 10k 100k Frequency [Hz] VDD=5.5V VOUT = 200mVp-p RL=32Ω BPF Fig.5 Setup time vs. Supply Voltage 0 20 40 60 80 100 120 140 160 180 200 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Supply Voltage [V] SHDNLB=SHDNRB =L->H VSS 90% Setup time No Load Fig.6 Maximum power vs. Supply Voltage 0 20 40 60 80 100 120 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Supply Voltage [V] THD+N≦-40dB 20kHz LPF Stereo RL=16Ω, in phase RL=16Ω, out of phase RL=32Ω, out of phase RL=32Ω, in phase |
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